Base | Representation |
---|---|
bin | 1101101001011… |
… | …1001010111100 |
3 | 10222201012200012 |
4 | 3122113022330 |
5 | 104123223200 |
6 | 5402522352 |
7 | 1263360113 |
oct | 332271274 |
9 | 128635605 |
10 | 57242300 |
11 | 2a347a95 |
12 | 172063b8 |
13 | bb229ab |
14 | 7860c7a |
15 | 505aa35 |
hex | 36972bc |
57242300 has 18 divisors (see below), whose sum is σ = 124216008. Its totient is φ = 22896880.
The previous prime is 57242249. The next prime is 57242303. The reversal of 57242300 is 324275.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57242303) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 286112 + ... + 286311.
Almost surely, 257242300 is an apocalyptic number.
57242300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57242300 is an abundant number, since it is smaller than the sum of its proper divisors (66973708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57242300 is a wasteful number, since it uses less digits than its factorization.
57242300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 572437 (or 572430 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 57242300 is about 7565.8641277781. The cubic root of 57242300 is about 385.3946591119.
Adding to 57242300 its reverse (324275), we get a palindrome (57566575).
The spelling of 57242300 in words is "fifty-seven million, two hundred forty-two thousand, three hundred".
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